<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>函数式组件</title>
</head>
<script src="./js/react.development.js"></script>
<script src="./js/react-dom.development.js"></script>
<!-- 引入 babel  将jsx语法 转换为 js语法 -->
<script src="./js/babel.min.js"></script>

<body>
    <div id="root"></div>
</body>
<script type="text/babel">
    function H1() {
        return <h1>我是一个h1</h1>
    }
    function H2() {
        return <h2>我是一个h2</h2>
    }
    function H3() {
        return <h3>我是一个h3</h3>
    }
    function App() {
        return <div><H1 /><H2 /><H3 />

        </div>
    }
    ReactDOM.render(<App />, document.getElementById("root"))

</script>

</html>